Index: Ringtoets/Integration/test/Ringtoets.Integration.Service.Test/RingtoetsDataSynchronizationServiceTest.cs
===================================================================
diff -u -rfd0fee6b42e297555ec5dbae5f58de93f7383152 -r9e8adeec3a90229b7845e004fa30536b8d2f5f2e
--- Ringtoets/Integration/test/Ringtoets.Integration.Service.Test/RingtoetsDataSynchronizationServiceTest.cs	(.../RingtoetsDataSynchronizationServiceTest.cs)	(revision fd0fee6b42e297555ec5dbae5f58de93f7383152)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Service.Test/RingtoetsDataSynchronizationServiceTest.cs	(.../RingtoetsDataSynchronizationServiceTest.cs)	(revision 9e8adeec3a90229b7845e004fa30536b8d2f5f2e)
@@ -295,7 +295,7 @@
         }
 
         [Test]
-        [TestCaseSource(nameof(GrassAndDuneLocations1))]
+        [TestCaseSource(nameof(GetGrassAndDuneLocations), new object[] { "Location1" })]
         public void ClearHydraulicBoundaryLocationOutputForFailureMechanisms_GrassCoverErosionOutwardsAndDuneLocations_ClearDataAndReturnAffectedLocations(
             HydraulicBoundaryLocation grassCoverErosionLocation, DuneLocation duneLocation)
         {
@@ -367,7 +367,7 @@
         }
 
         [Test]
-        [TestCaseSource(nameof(GrassAndDuneLocations2))]
+        [TestCaseSource(nameof(GetGrassAndDuneLocations), new object[] {"Location2"})]
         public void ClearHydraulicBoundaryLocationOutputForFailureMechanisms_FailureMechanismsGrassCoverErosionOutwardsAndDuneLocations_ClearDataAndReturnAffectedLocations(
             HydraulicBoundaryLocation grassCoverErosionLocation, DuneLocation duneLocation)
         {
@@ -1501,24 +1501,8 @@
 
         #region TestData
 
-        private static IEnumerable<TestCaseData> GrassAndDuneLocations1
+        private static IEnumerable<TestCaseData> GetGrassAndDuneLocations(string testName)
         {
-            get
-            {
-                return GrassAndDuneLocationSource("Location1");
-            }
-        }
-
-        private static IEnumerable<TestCaseData> GrassAndDuneLocations2
-        {
-            get
-            {
-                return GrassAndDuneLocationSource("Location2");
-            }
-        }
-
-        private static IEnumerable<TestCaseData> GrassAndDuneLocationSource(string testName)
-        {
             yield return new TestCaseData(
                 new TestHydraulicBoundaryLocation(),
                 new TestDuneLocation()